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Debt - Debt Assumed Through Acquisition (Details) $ in Thousands | Dec. 21, 2020 EUR (€) | Sep. 30, 2024 USD ($) | Jun. 30, 2024 USD ($) | Jul. 01, 2022 loan
--- | --- | --- | --- | ---
Line of credit | Secured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate principal outstanding |  | $ 19,000 |  |
Line of credit | Secured Debt | 1.30% Term loan |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate principal outstanding |  | $ 0 | $ 335 |
Interest rate on debt |  | 1.30% |  | 1.30%
Line of credit | Secured Debt | 1.00% State of Connecticut term loan due 2023 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate on debt |  |  |  | 1.00%
Line of credit | Secured Debt | Facility construction loan in Germany |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate principal outstanding |  | $ 19,196 | $ 19,082 |
Interest rate on debt | 1.55% |  |  |
Aggregate amount of credit facility | € | € 24,000,000 |  |  |
Term of loan | 10 years |  |  |
Coherent Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Number of loans assumed | loan |  |  |  | 3

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